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Danny
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ch11_interior_angle
Activity
Danny
ch11corresponding_angle_proof
Activity
Danny
ch11_interior_angle
Activity
Danny
ch11_vertically_opposite_angle
Activity
Danny
ch10polar_finding_angles
Activity
Danny
ch10pointrotationQRversion
Activity
Danny
reflection of points
Activity
Danny
ch10translateion
Activity
Danny
ch10pointrotation
Activity
Danny
